docs: def get_content_object(self, page, language, ctype):
          """Gets the latest published :class:`Content <pages.models.Content>`
          for a particular page, language and placeholder type."""
          params = {
              'language': language,
              'type': ctype,
              'page': None if page is fake_page else page
          }
          if page.freeze_date:
              params['creation_date__lte'] = page.freeze_date
          return self.filter(**params).latest()